For plumbers specifically: Plumbing demand is non-discretionary. A homeowner with a burst pipe, a failed water heater, or a backed-up main does not browse — they search urgently, often via an AI assistant for speed, and they call the first plumber who reads credible. The economic gap between being the first cited plumber and the third is the entire job.
Climate & seasonal drivers in Denver: Heating season is significant and sustained, driving steady HVAC service and install pipelines. Older housing stock supports plumbing and electrical work. Mountain weather drives roofing work.